IBML
Installation Instructions
10.4 CCU Enclosure Exchange
CAUTION:
The CCU enclosure can weight up to 37 kg (81.5
lb).
An additional person may be needed because of
the weight of the enclosure unit.
The first person is placed on the right side of the
enclosure, the second on the left side, and the
third, if needed, at the front of the enclosure
using the provided handhold.
Note:
Ensure that all flat cables are protected
from damage during the CCU enclosure
exchange.
10.4.1 TCM Enclosure Removal
1. Remove the 4 screws
1
securing the
CCU enclosure.
2. Pull the complete enclosure partially out
of the 3745 (approximately 15 cm).
3. From the rear of the 3745, attach the
handhold (PN 76F9076)
3
to the enclo-
sure as shown on the figure below. This
will allow the third person involvement.
The handhold is clipped to the right and
left sides of the CCU enclosure (see view
B). Secure the handhold with the
attached pins.
4. Two persons grasp the enclosure
assembly by the handhold
2
and at the
SACL board. The third person, if
needed, grasps the front handhold
3
.
Slide the assembly out of the 3745.
5. Put the enclosure in a safe place.
6. Install 3 clamps (PN 34F1295) as follows:
Remove the clamp
4
, and stick a
clamp 9 cm (3.5 in.) to the left.
Remove the clamp
5
and stick a clamp
3 cm (1.1 in.) to the right.
Remove the clamp
6
and stick a clamp
1 cm (0.4 in.) to the right.
3745
PN 17G5534
EC C38405
EC C38405A
EC D55799
EC D55883
EC E27926
FFBM
11 of 22
06APR93
17JUN93
16SEP94
11MAY95
14MAR97
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